diff --git a/src/error.rs b/src/error.rs
index 6feb602..f64a9e4 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -29,7 +29,7 @@ impl<'a> From<&'a OwnedLocation> for Location<'a> {
 		Location {
 			line: l.line,
 			col: l.col,
-			file: l.file.as_ref().map(|v| v.as_str()),
+			file: l.file.as_deref(),
 		}
 	}
 }
diff --git a/src/lexer/error.rs b/src/lexer/error.rs
index 9ad8a57..9130a80 100644
--- a/src/lexer/error.rs
+++ b/src/lexer/error.rs
@@ -1,4 +1,3 @@
-use crate::error::{ErrorWithLocation, Location, OwnedLocation};
 use core::fmt;
 use std::error::Error;
 
diff --git a/src/lib.rs b/src/lib.rs
index e1e9225..0209337 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -39,19 +39,19 @@ mod run {
 				Error::ASTParsing(_) => "ast generation",
 				Error::Runtime(_) => "runtime",
 			};
-			write!(f, "Errors occured during {error_kind}\n")?;
+			writeln!(f, "Errors occured during {error_kind}")?;
 			match *self {
 				Error::Lexing(ref errors) => {
 					for error in errors {
-						write!(f, "{error} \n")?;
+						writeln!(f, "{error} ")?;
 					}
 				}
 				Error::ASTParsing(ref errors) => {
 					for error in errors {
-						write!(f, "{error} \n")?;
+						writeln!(f, "{error} ")?;
 					}
 				}
-				Error::Runtime(ref error) => write!(f, "{error} \n")?,
+				Error::Runtime(ref error) => writeln!(f, "{error} ")?,
 			};
 
 			Ok(())
diff --git a/tests/integration_test.rs b/tests/integration_test.rs
index 7414e26..357aacb 100644
--- a/tests/integration_test.rs
+++ b/tests/integration_test.rs
@@ -1,5 +1,5 @@
-use crftng_intrprtrs::run;
 use crftng_intrprtrs::interpreter::types;
+use crftng_intrprtrs::run;
 
 #[test]
 fn test_one_equality() {
@@ -12,6 +12,8 @@ fn test_one_equality() {
 }
 
 fn run_check_result_eq_bool(code: &str, value: bool) {
-	assert_eq!(run(code).unwrap(), types::Value::Primitive(types::Primitive::Bool(value)))
-
+	assert_eq!(
+		run(code).unwrap(),
+		types::Value::Primitive(types::Primitive::Bool(value))
+	)
 }